Michael Karl

7.9k total citations · 1 hit paper
109 papers, 6.1k citations indexed

About

Michael Karl is a scholar working on Molecular Biology, Endocrinology, Diabetes and Metabolism and Genetics. According to data from OpenAlex, Michael Karl has authored 109 papers receiving a total of 6.1k indexed citations (citations by other indexed papers that have themselves been cited), including 54 papers in Molecular Biology, 27 papers in Endocrinology, Diabetes and Metabolism and 22 papers in Genetics. Recurrent topics in Michael Karl's work include Retinal Development and Disorders (38 papers), Estrogen and related hormone effects (18 papers) and Adrenal Hormones and Disorders (17 papers). Michael Karl is often cited by papers focused on Retinal Development and Disorders (38 papers), Estrogen and related hormone effects (18 papers) and Adrenal Hormones and Disorders (17 papers). Michael Karl collaborates with scholars based in United States, Germany and Cameroon. Michael Karl's co-authors include Thomas A. Reh, Deepak A. Lamba, Sharon J. Elliot, George P. Chrousos, Constantine A. Stratakis, Carol B. Ware, Olaf Strauß, Gary E. Striker, G P Chrousos and M. Potier and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of Clinical Investigation and Nature Communications.

In The Last Decade

Michael Karl

107 papers receiving 6.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Efficient generation of retinal progenitor cells from human embryonic stem cells

2006 506 citations Deepak A. Lamba, Michael Karl et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Michael Karl United States	40	3.2k	1.6k	1.1k	1.0k	647	109	6.1k
Marcella Devoto Italy	45	2.7k 0.8×	563 0.4×	1.8k 1.7×	477 0.5×	265 0.4×	161	6.6k
Sara Mole United Kingdom	41	3.0k 0.9×	832 0.5×	877 0.8×	432 0.4×	191 0.3×	147	7.2k
Jochen Graw Germany	40	4.0k 1.2×	259 0.2×	1.3k 1.2×	519 0.5×	1.0k 1.6×	161	5.7k
Mireille Claustres France	46	4.3k 1.4×	188 0.1×	1.8k 1.7×	744 0.7×	300 0.5×	221	8.2k
Andreas F. Mack Germany	44	2.6k 0.8×	238 0.2×	276 0.3×	945 0.9×	323 0.5×	160	5.7k
Hans Scheffer Netherlands	47	3.7k 1.2×	283 0.2×	2.7k 2.4×	1.2k 1.2×	120 0.2×	191	7.9k
Lodewijk A. Sandkuijl Netherlands	44	3.9k 1.2×	646 0.4×	1.9k 1.7×	755 0.7×	98 0.2×	94	7.7k
Bernd R. Seizinger United States	45	3.5k 1.1×	545 0.4×	504 0.5×	996 1.0×	205 0.3×	96	7.2k
Rudolf Kirchmair Austria	43	2.7k 0.8×	368 0.2×	148 0.1×	1.3k 1.3×	305 0.5×	114	6.1k
Gábor Halmos United States	41	1.8k 0.6×	1.8k 1.2×	655 0.6×	710 0.7×	56 0.1×	163	5.0k

Countries citing papers authored by Michael Karl

Since Specialization

Citations

This map shows the geographic impact of Michael Karl's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Michael Karl with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Michael Karl more than expected).

Fields of papers citing papers by Michael Karl

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Michael Karl. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Michael Karl. The network helps show where Michael Karl may publish in the future.

Co-authorship network of co-authors of Michael Karl

This figure shows the co-authorship network connecting the top 25 collaborators of Michael Karl. A scholar is included among the top collaborators of Michael Karl based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Michael Karl. Michael Karl is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Karl, Michael, et al.. (2024). Porous MCM‐41 Silica Materials as Scaffolds for Silicon‐based Lithium‐ion Battery Anodes. ChemElectroChem. 11(7). 3 indexed citations

Wohlsein, Peter, Irene M. Häfliger, Michael Karl, et al.. (2023). A missense variant in DGKG as a recessive functional variant for hepatic fibrinogen storage disease in Wagyu cattle. Journal of Veterinary Internal Medicine. 37(6). 2631–2637. 1 indexed citations

Völkner, Manuela, Felix Wagner, Madalena Carido, et al.. (2022). HBEGF-TNF induce a complex outer retinal pathology with photoreceptor cell extrusion in human organoids. Nature Communications. 13(1). 6183–6183. 32 indexed citations

Völkner, Manuela, Marina Pavlou, Hildegard Büning, Stylianos Michalakis, & Michael Karl. (2021). Optimized Adeno-Associated Virus Vectors for Efficient Transduction of Human Retinal Organoids. Human Gene Therapy. 32(13-14). 694–706. 26 indexed citations

Pasquini, Giovanni, et al.. (2019). Transcriptomic assessing and guiding DSB repair pathway activity towards precise genomic engineering of post-mitotic neurons. Investigative Ophthalmology & Visual Science. 60(9). 3123–3123. 1 indexed citations

Schäfer, Patrick, et al.. (2015). Age-dependent Müller glia neurogenic competence in the mouse retina. Glia. 63(10). 1809–1824. 60 indexed citations

Zhu, Yu, Madalena Carido, Andrea Meinhardt, et al.. (2013). Three-Dimensional Neuroepithelial Culture from Human Embryonic Stem Cells and Its Use for Quantitative Conversion to Retinal Pigment Epithelium. PLoS ONE. 8(1). e54552–e54552. 83 indexed citations

Ueki, Yumi, Michael Karl, Julia Pollak, et al.. (2012). P53 is required for the developmental restriction in Müller glial proliferation in mouse retina. Glia. 60(10). 1579–1589. 45 indexed citations

Lamba, Deepak A., Michael Karl, & Thomas A. Reh. (2009). Strategies for retinal repair: cell replacement and regeneration. Progress in brain research. 175. 23–31. 62 indexed citations

10.

Catanuto, Paola, Sophie Doublier, Enrico Lupia, et al.. (2009). 17 β-estradiol and tamoxifen upregulate estrogen receptor β expression and control podocyte signaling pathways in a model of type 2 diabetes. Kidney International. 75(11). 1194–1201. 73 indexed citations

11.

Elliot, Sharon J., Paola Catanuto, Pedro Fernández, et al.. (2008). Subtype specific estrogen receptor action protects against changes in MMP-2 activation in mouse retinal pigmented epithelial cells. Experimental Eye Research. 86(4). 653–660. 18 indexed citations

12.

Karl, Michael, et al.. (2008). Endogenous Gas6 and Ca2+-channel activation modulate phagocytosis by retinal pigment epithelium. Cellular Signalling. 20(6). 1159–1168. 35 indexed citations

13.

Civan, M. M., et al.. (2006). Electron Probe X–Ray Microanalyses of Cells in Schlemm’S Canal, Juxtacanalicular Tissue and Trabecular Meshwork of Intact Human Tissue. Investigative Ophthalmology & Visual Science. 47(13). 408–408. 1 indexed citations

14.

Valtink, Monika, Michael Karl, J. Bednarz, & Katrin Engelmann. (2002). Short-Term Influence of Culture Media and Supplements on Phagocytosis of Photoreceptor Outer Segments by Cultured Human Retinal Pigment Epithelium. Investigative Ophthalmology & Visual Science. 43(13). 716–716. 1 indexed citations

15.

Bednarz, J., et al.. (2002). Serum-Free Cultivation of Adult Human Retinal Pigment Epithelial (RPE) Cells for Transplantation. Investigative Ophthalmology & Visual Science. 43(13). 3450–3450. 3 indexed citations

16.

Chrousos, George P., Margaret de Castro, Donald Y.M. Leung, et al.. (1996). Molecular Mechanisms of Clucocorticoid Resistance/Hypersensitivity: Potential Clinical Implications. American Journal of Respiratory and Critical Care Medicine. 154(2_Part_2). S39–S44. 20 indexed citations

17.

Castro, Margaret de, Sharon J. Elliot, Tomoshige Kino, et al.. (1996). The Non-Ligand Binding β-Isoform of the Human Glucocorticoid Receptor (hGRβ): Tissue Levels, Mechanism of Action, and Potential Physiologic Role. Molecular Medicine. 2(5). 597–607. 137 indexed citations

18.

Reincke, Martín, Michael Karl, William D. Travis, et al.. (1994). P53 mutations in human adrenocortical neoplasms. The Journal of Clinical Endocrinology & Metabolism. 3 indexed citations

19.

Hurley, David M., Domenico Accili, Constantine A. Stratakis, et al.. (1991). Point mutation causing a single amino acid substitution in the hormone binding domain of the glucocorticoid receptor in familial glucocorticoid resistance.. Journal of Clinical Investigation. 87(2). 680–686. 279 indexed citations

20.

Collet, C., Karen Margrethe Nielsen, R.J. Russell, et al.. (1990). Molecular analysis of duplicated esterase genes in Drosophila melanogaster.. Molecular Biology and Evolution. 7(1). 9–28. 60 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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